Definitions by The Guy Who Stalks You

pounding your tuna 

Fucking a girls's pussy really hard

Boyfriend: Do you want to me to do what I did last Saturday, pounding your tuna
Girlfriend: Hell yes!

pounding your tuna by The Guy Who Stalks You December 16, 2017

mate juice 

mate juice is when cum comes out of ur partner/mate.

guy 1: yo how was that bitch u fucked yesterday
guy 2: kept spewing out her mate juice

mate juice by The Guy Who Stalks You November 13, 2017